Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Flights via Doha (DOH) offer the lowest average round-trip price of $1,422.

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

Dubai (DXB) has the shortest average layover time for this route: 4h 08m.

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Doha (DOH) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C.?

Air India and Qatar Airways are the most popular carriers operating from Kathmandu Tribhuvan to Washington, D.C.

What airlines fly to Washington, D.C.?

Qatar Airways, Turkish Airlines and Emirates are the top three most popular airlines that fly to Washington, D.C. from Kathmandu according to our data. Qatar Airways is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 23h 00m.

When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.

How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

As of February 2026, there are 5 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..

How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$535 Cheap Flights from Kathmandu to Washington, D.C. in 2026

Q: What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $1,496 to $2,129. The lowest price recently found on this route was $974.

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Find the cheapest flights from Kathmandu to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:55 am - 7:30 pm

KTM

IAD

41h 20m

2 stops

11:00 pm - 10:55 am

IAD

KTM

50h 10m

2 stops

$974Air China

Mon, Mar 30 - Fri, Apr 24

10:50 am - 9:45 am

KTM

IAD

32h 40m

2 stops

3:10 pm - 3:40 pm

IAD

KTM

38h 45m

2 stops

$1,025Multiple Airlines

Tue, Apr 7 - Tue, Apr 14

1:25 pm - 8:40 am

KTM

IAD

29h 00m

2 stops

10:55 am - 6:35 am

IAD

KTM

33h 55m

2 stops

$1,095Multiple Airlines

Thu, Jun 18 - Wed, Jul 15

1:45 pm - 9:00 am

KTM

IAD

29h 00m

2 stops

10:55 am - 6:10 pm

IAD

KTM

45h 30m

2 stops

$1,152Multiple Airlines

Wed, Mar 11 - Wed, May 13

2:30 pm - 8:30 pm

KTM

IAD

39h 45m

2 stops

6:15 pm - 9:50 am

IAD

KTM

29h 50m

2 stops

$1,167KLM

Tue, Mar 24 - Sun, May 17

2:30 pm - 5:35 pm

KTM

IAD

36h 50m

2 stops

6:10 pm - 9:50 am

IAD

KTM

29h 55m

2 stops

$1,168KLM

Tue, Mar 24 - Mon, May 18

2:30 pm - 5:35 pm

KTM

IAD

36h 50m

2 stops

9:45 pm - 9:50 am

IAD

KTM

50h 20m

2 stops

$1,180KLM

Tue, Mar 24 - Tue, May 19

10:55 am - 6:57 pm

KTM

DCA

41h 47m

2 stops

5:25 pm - 5:30 pm

DCA

KTM

37h 20m

2 stops

$1,558Qatar Airways

Wed, May 6 - Tue, Nov 3

6:00 pm - 4:50 pm

KTM

DCA

32h 35m

2 stops

5:59 pm - 5:00 pm

DCA

KTM

37h 16m

2 stops

$1,579Qatar Airways

Tue, Apr 7 - Tue, Apr 14

7:35 am - 10:59 pm

KTM

DCA

49h 09m

2 stops

6:00 am - 8:10 pm

DCA

KTM

28h 25m

2 stops

$1,647Air India

Wed, Mar 11 - Wed, May 13

Turkish Airlines flights from Kathmandu to Washington, D.C.

Our best Turkish Airlines deals on Kathmandu to Washington, D.C. flight tickets

Turkish Airlines

Apr 23

KTM7:40 amKathmandu Tribhuvan

37h 40m

1 stop

IAD11:35 amWashington, D.C. Dulles Intl

Jul 25

IAD1:20 pmWashington, D.C. Dulles Intl

31h 10m

1 stop

KTM6:15 amKathmandu Tribhuvan

$1,315

Turkish Airlines

Mar 19

KTM12:45 pmKathmandu Tribhuvan

33h 45m

1 stop

IAD12:45 pmWashington, D.C. Dulles Intl

Jun 12

IAD1:20 pmWashington, D.C. Dulles Intl

31h 10m

1 stop

KTM6:15 amKathmandu Tribhuvan

$1,316

Turkish Airlines

Jun 18

KTM7:40 amKathmandu Tribhuvan

37h 40m

1 stop

IAD11:35 amWashington, D.C. Dulles Intl

Jul 15

IAD1:20 pmWashington, D.C. Dulles Intl

31h 10m

1 stop

KTM6:15 amKathmandu Tribhuvan

$1,321

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets

Qatar Airways

Apr 30

KTM10:55 amKathmandu Tribhuvan

38h 55m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

Oct 24

IAD9:00 pmWashington, D.C. Dulles Intl

34h 45m

1 stop

KTM5:30 pmKathmandu Tribhuvan

$1,233

Qatar Airways

May 6

KTM6:15 pmKathmandu Tribhuvan

24h 10m

1 stop

IAD8:40 amWashington, D.C. Dulles Intl

Nov 3

IAD8:05 pmWashington, D.C. Dulles Intl

34h 40m

1 stop

KTM5:30 pmKathmandu Tribhuvan

$1,236

Qatar Airways

May 21

KTM10:55 amKathmandu Tribhuvan

38h 55m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

Oct 31

IAD8:05 pmWashington, D.C. Dulles Intl

35h 40m

1 stop

KTM5:30 pmKathmandu Tribhuvan

$1,238

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 3/30

11:55 am-7:30 pm

2 stops41h 20m

Washington, D.C. Dulles Intl

Fri 4/24

11:00 pm-10:55 am

2 stops50h 10m

$974

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 4/7

10:50 am-9:45 am

2 stops32h 40m

Washington, D.C. Dulles Intl

Tue 4/14

3:10 pm-3:40 pm

2 stops38h 45m

$1,025

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 6/18

1:25 pm-8:40 am

2 stops29h 00m

Washington, D.C. Dulles Intl

Wed 7/15

10:55 am-6:35 am

2 stops33h 55m

$1,095

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 3/11

1:45 pm-9:00 am

2 stops29h 00m

Washington, D.C. Dulles Intl

Wed 5/13

10:55 am-6:10 pm

2 stops45h 30m

$1,152

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/24

2:30 pm-8:30 pm

2 stops39h 45m

Washington, D.C. Dulles Intl

Sun 5/17

6:15 pm-9:50 am

2 stops29h 50m

$1,167

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/24

2:30 pm-5:35 pm

2 stops36h 50m

Washington, D.C. Dulles Intl

Mon 5/18

6:10 pm-9:50 am

2 stops29h 55m

$1,168

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/24

2:30 pm-5:35 pm

2 stops36h 50m

Washington, D.C. Dulles Intl

Tue 5/19

9:45 pm-9:50 am

2 stops50h 20m

$1,180

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 5/6

10:55 am-6:57 pm

2 stops41h 47m

Washington, D.C. Reagan-National

Tue 11/3

5:25 pm-5:30 pm

2 stops37h 20m

$1,558

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Tue 4/7

6:00 pm-4:50 pm

2 stops32h 35m

Washington, D.C. Reagan-National

Tue 4/14

5:59 pm-5:00 pm

2 stops37h 16m

$1,579

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 3/11

7:35 am-10:59 pm

2 stops49h 09m

Washington, D.C. Reagan-National

Wed 5/13

6:00 am-8:10 pm

2 stops28h 25m

$1,647

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,558 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Kathmandu for as low as $1,336 on momondo.

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 36% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of February 2026, prices for Kathmandu to Washington, D.C. flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Fastest flight time	29h 00m
Direct flights	None

The fastest flight from Kathmandu to Washington, D.C. takes 29h 00m

There are no direct flights from Kathmandu to Washington, D.C.. There are no popular flight routes from Kathmandu to Washington, D.C..

Search flight deals

How far is Kathmandu Tribhuvan to Washington, D.C. by plane?
A flight from Kathmandu Tribhuvan to Washington, D.C. will travel around 7689.5 mi. A reasonable flight in good conditions will take 29h 00m.
When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
As of February 2026, there are 5 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..
How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Kathmandu to Washington, D.C.?
Based on momondo bookings for flights between Kathmandu and Washington, D.C., the leading airline is Qatar Airways, making up 71% of the total bookings. Other popular airlines include Turkish Airlines with 29%.

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
IndiGo	PriceFrom $480	Free Cancellation	Rating 6.8 538 reviews	Search IndiGo flights
Air India	PriceFrom $1,150	Free Cancellation	Rating 5.5 2,968 reviews	Search Air India flights
Turkish Airlines	PriceFrom $1,281	Free Cancellation	Rating 7.3 4,227 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,289	Free Cancellation	Rating 7.4 3,739 reviews	Search Qatar Airways flights
Emirates	PriceFrom $1,482	Free Cancellation	Rating 8.1 3,524 reviews	Search Emirates flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Colonial Beach

Laurel

Silver Spring

Tysons

Towson

Fredericksburg

Gaithersburg

Rockville

Manassas

Springfield

Fairfax

Bethesda

Linthicum Heights

College Park

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Finding the right flight to Washington, D.C. from Kathmandu is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Washington, D.C.?

Once you have performed a search for Kathmandu to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kathmandu. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

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Fly into one of these airports located in Washington, D.C.

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Washington, D.C. Dulles Intl Airport

Cheap flights from Kathmandu to Washington, D.C. from $535

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Washington, D.C. departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Turkish Airlines flights from Kathmandu to Washington, D.C.

Our best Turkish Airlines deals on Kathmandu to Washington, D.C. flight tickets

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

What is the typical price of a round-trip flight between Kathmandu and Washington, D.C.?

How far in advance should I book a flight to Washington, D.C.?

Can stopping save me money on Kathmandu to Washington, D.C. flights?

How have Kathmandu to Washington, D.C. flight prices changed over time?

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C.?

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

When to book flights from Kathmandu to Washington, D.C.

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Fastest flight time

Direct flights

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Kathmandu to Washington, D.C.?

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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